CAS No. 78-67-1 2, 2′ -Azobis 2-Methylpropionitrile/Azobisisobutyronitrile/Aibn as Initiator Contact Information: Whatsapp: +86 19972155905 Email: [email protected] Threema: K5UZ8CZE Signal/ telegram: +86 19831371389 Fast and safe delivery: 1) Parcel can be sent out in 24 hours after payment. Tracking number available 2) Secure and discreet shipment. Various transportation methods for your choice. 3) Customs pass rate ≥99% 4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe, and we have stock in there for transferring.